They were one of the first animal research projects to use DNA finger-printing techniques in wild animals so as to understand the relationships within a pride.
There may be new investment opportunities as companies applying standard inkjet printingtechniques to reduce the cost of making solar modules or batteries continue to make progress.
One of the worlds oldest printingtechniques, wooden movable-type printing is maintained in Ruian County, Zhejiang Province, where it is used in compiling and printing clan genealogies.
But Hewlett-Packard, which is also making a big effort in plastic electronics using inkjet techniques, argues that the advantage of printing over stamping is that it makes it possible to produce customised circuitry more quickly and easily, with changes in design being incorporated instantly.